Vanguard International Semiconductor Corporation announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 9,180.131 million compared to TWD 7,843.921 million a year ago. Operating income was TWD 2,450.890 million compared to TWD 1,508.629 million a year ago. Net income was TWD 2,213.494 million compared to TWD 1,475.799 million a year ago. Basic earnings per share was TWD 1.35 compared to TWD 0.9 a year ago. Diluted earnings per share was TWD 1.34 compared to TWD 0.89 a year ago.